a spokesman says doctors decided to keep bush in the hospital after he had a few low energy days, after his recovery from a cough due to bronchitis. now become to "lockup." >>> due to mature subject matter, viewer discretion is advised. >>> for some inmates at san an tony's bexar county jail, one day can roll into the next with very little change. but today in one of the low security dormitory units, the monotony will be broken. the special emergency response team, floods in the door and orders all inmates to their bunks. >> all inmates facing the back wall. hand behind your back. bunks 41 to 40. get up and go out to the brickyard. single file. >> we search for contraband. drugs. weapons. anything that has been altered from its original form. anything that, they're not supposed to have in their possession. the inmates are directed to sit down in the dorm's enclosed rec yard. the search team will hold them there as officers conduct a thorough search for contraband. first a drug detection dog is brought tune sniff out narcotics. >> inmates are very crafty. there are thousand of places whe